user-mapping.xml

<user-mapping>
    <authorize username="usuario_vnc" password="clave_vnc">
        <protocol>vnc</protocol>
        <param name="hostname">192.168.1.2</param>
        <param name="port">5900</param>
    </authorize>

    <authorize username="usuario_rdp" password="clave_rdp">
        <protocol>rdp</protocol>
        <param name="hostname">192.168.1.254</param>
        <param name="port">3389</param>
    </authorize>
</user-mapping>